LeFnord/homebrew — comment on commit 1aa3a43e4e19b55794b5d89e38eaee5ff7a80b4b
File:  line 0
By LeFnord:

without that on some formulas gives an error, such as:

Error: undefined method `=~' for #
Please report this bug:
https://github.com/mxcl/homebrew/wiki/checklist-before-filing-a-new-issue
/usr/local/Library/Homebrew/formula.rb:351:in `factory'